NASDAQ: CMPX
Compass Therapeutics Inc Stock Ownership - Who owns Compass Therapeutics?

Insider buying vs selling

Have Compass Therapeutics Inc insiders been buying or selling?

Buy
Sell
NameRoleDateSharesPriceValue
Thomas J. SchuetzCHIEF EXECUTIVE OFFICER2026-02-0836,687$6.52
$239.20kSell
Thomas J. SchuetzCHIEF EXECUTIVE OFFICER2026-01-0946,777$5.35
$250.26kSell
Jonathan AndermanGeneral Counsel2026-01-02150,000$5.17
$775.50kBuy
Neil LernerChief Accounting Officer2026-01-0262,500$5.17
$323.13kBuy
Thomas J. SchuetzCEO2026-01-02250,000$5.17
$1.29MBuy
Barry ShinCFO2026-01-02125,000$5.17
$646.25kBuy
Thomas J. SchuetzCHIEF EXECUTIVE OFFICER2025-11-1644,025$4.83
$212.64kSell
Thomas J. SchuetzCHIEF EXECUTIVE OFFICER2025-05-2710,000$2.11
$21.10kBuy
Carl L. GordonDirector2025-04-093,571,428$1.59
$5.68MSell
Orbimed Advisors LLCDirector2025-04-093,571,428$1.59
$5.68MSell

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Net Insider Buy/Sell (L12M) Ownership

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CMPX Shareholders

What type of owners hold Compass Therapeutics Inc stock?

Institutional
Insider
Retail
NameHoldSharesValueType
Tang Capital Management LLC9.32%16,790,809$92.18MInstitution
Carl L. Gordon8.45%15,219,994$83.56MInsider
Orbimed Advisors LLC8.45%15,219,994$83.56MInsider
Orbimed Advisors LLC8.45%15,219,994$83.56MInstitution
Suvretta Capital Management LLC7.88%14,182,379$77.86MInstitution
Vivo Capital LLC5.30%9,545,466$52.40MInstitution
Blackrock Inc5.21%9,388,624$51.54MInstitution
Vanguard Group Inc4.47%8,048,374$44.19MInstitution
Enavate Sciences GP LLC4.32%7,788,150$42.76MInstitution
Bvf Inc4.31%7,764,842$42.63MInstitution

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CMPX vs Biotech Stocks

TickerInst. %Insider %Net Insider (L12M)Net Insider (L3M)
CMPX79.91%20.09%Net SellingNet Selling
MPLT45.71%54.29%Net BuyingNet Selling
ABCL35.76%44.36%Net BuyingNet Buying
KALV62.25%37.75%Net SellingNet Selling
GHRS75.07%24.17%

Compass Therapeutics Stock Ownership FAQ

Who owns Compass Therapeutics?

Compass Therapeutics (NASDAQ: CMPX) is owned by 91.12% institutional shareholders, 22.90% Compass Therapeutics insiders, and 0.00% retail investors. Carl L. Gordon is the largest individual Compass Therapeutics shareholder, owning 15.22M shares representing 8.45% of the company. Carl L. Gordon's Compass Therapeutics shares are currently valued at $83.56M.

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